var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

//设置允许跨域访问该服务.
app.all('*', function (req, res, next) {
  res.header('Access-Control-Allow-Origin', '*');
  res.header('Access-Control-Allow-Headers', 'Content-Type');
  res.header('Access-Control-Allow-Methods', '*');
  res.header('Content-Type', 'application/json;charset=utf-8');
  next();
});

//路由文件
var indexRouter = require('./routes/index');
var usersRouter = require('./routes/user');
var homeRouter = require('./routes/home');
var joinGoodsRouter = require('./routes/joinGoods.js');
var perfectGoodsRouter = require('./routes/perfectGoods.js');
var  lifeRouter = require('./routes/life.js');
var  addGoodsRouter = require('./routes/addGoods.js');
app.use('/', indexRouter);
app.use('/user', usersRouter);
app.use('/home', homeRouter);
app.use('/joinGoods', joinGoodsRouter);
app.use('/perfectGoods', perfectGoodsRouter);
app.use('/life', lifeRouter);
app.use('/addGoods', addGoodsRouter);

app.use(function (req, res, next) {
  next(createError(404));
});

// error handler
app.use(function (err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});


app.listen(8099, () => {
  console.log('后端服务启动成功....');
  console.log('后端本地服务地址：http://localhost:8099');
})

module.exports = app;
